1. in any case 不管怎样，无论如何。如：In any case, you’ll have to be at the station by nine. 无论如何你九点钟得赶到车站。It may rain tomorrow, but we are going home in any case. 明天可能下雨，但不管怎样我们都打算回家去。

　　2. in case(1) 如果，万一(用作连词，表示条件)。如：In case I forget, please remind me about it. 万一我忘记，请请醒我一下。(2) 以防，免得(用作连词，表示目的)。如：Take your umbrella (just) in case it rains. 带上雨伞，以防下雨。Be quiet in case you should wake the baby. 安静些，免得把婴儿吵醒。(3) 以防万一，免得(用作副词)：You had better carry some money in case. 你最好带些钱，以防万一(要用)。It may not rain, but you had better take an umbrella in case. 可能不会下雨，但你最好还是带把雨伞，以防万一。

　　3. in case of 如果，万一，以防(用作介词，表示条件或目的)。如：In case of fire, call 119. 万一失火，就打119电话。Take an umbrella with you in case of rain. 带把雨伞，以防下雨。

　　4. in no case 绝不，在任何情况下都不。如：You should in no case tell her about it. 你绝不能把此事告诉她。注：若置于句首，句子用倒装。如：In no case should you give up. 你绝不能放弃。

　　5. in that case 既然那样，假若是那样的话。如：In that case come a little earlier. 既然那样，就早些来。You don’t like your job? In that case why don’t you leave? 你不喜欢你的工作，那你为什么不辞掉呢?